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datapath: Fix return of uninitialized variable.

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This commit fixes a return of uninitialized variable bug.
The bug can cause failures of operations like flow_add.

VMware-BZ: #1405810

Signed-off-by: Alex Wang <alexw@nicira.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
This commit is contained in:
Alex Wang
2015-02-25 22:32:52 -08:00
parent d3cb080e54
commit d08113d694
1 changed files with 2 additions and 1 deletions
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datapath/flow_netlink.c
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@@ -1670,7 +1670,8 @@ static int validate_and_copy_set_tun(const struct nlattr *attr,
struct sw_flow_key key;
struct ovs_tunnel_info *tun_info;
struct nlattr *a;
int err, start, opts_type;
int start, opts_type;
int err = 0;
ovs_match_init(&match, &key, NULL);
opts_type = ipv4_tun_from_nlattr(nla_data(attr), &match, false, log);